Jo Duffy Real Name Mary Jo Duffy Pseudonyms Jo Duffy Employers Dark Horse Comics Titles Writer Gender Female Date of Birth Contents[show] Work History Images Attributed to Jo Duffy Notes No special notes. Trivia No trivia. See Also Gallery of Jo Duffy's pictures Quotations by Jo Duffy Jo Duffy in the news Official Website None. Links and References None. Retrieved from "https://darkhorse.fandom.com/wiki/Jo_Duffy?oldid=12916" Categories: Writers Dark Horse Staff Templated Articles Female Staff Members Living Staff Members Mismatched Staff Names Personal History Needed Staff Image Needed Professional History Needed Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.